Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6116877 | Gear pump for use in an electrically-operated sealed compressor | Yoshiharu Takeuchi, Kiyoji Aburaya, Toshiharu Yasu, Masahiro Tsubokawa, Shoji Aoshika +1 more | 2000-09-12 |
| 6039551 | Gear pump for use in an electrically-operated sealed compressor | Yoshiharu Takeuchi, Kiyoji Aburaya, Toshiharu Yasu, Masahiro Tsubokawa, Shoji Aoshika +1 more | 2000-03-21 |
| 5951269 | Scroll compressor having well-balanced rotary elements | Takuji Sasa, Shigeru Muramatsu | 1999-09-14 |
| 5931650 | Hermetic electric scroll compressor having a lubricating passage in the orbiting scroll | Toshiharu Yasu, Yoshiharu Takeuchi, Kiyoji Aburaya, Shoji Aoshika, Tsutayoshi Narita | 1999-08-03 |
| 5800149 | Electrically-driven closed scroll compressor having means for minimizing an overturning moment to an orbiting scroll | Shigeru Muramatsu | 1998-09-01 |
| 5630712 | Electrically-driven closed scroll compressor having means for minimizing an overturning moment to an orbiting scroll | Shigeru Muramatsu | 1997-05-20 |
| 5591018 | Hermetic scroll compressor having a pumped fluid motor cooling means and an oil collection pan | Yoshiharu Takeuchi, Toshiharu Yasu, Masahiro Tsubokawa, Hideto Oka, Osamu Aiba | 1997-01-07 |
| 5395214 | Starting method for scroll-type compressor | Sadao Kawahara, Michio Yamamura, Jiro Yuda, Yoshinori Kojima, Shuichi Yamamoto +3 more | 1995-03-07 |
| 5395222 | Scroll compressor having recesses on the scroll wraps | Sadao Kawahara, Michio Yamamura, Jiro Yuda, Yoshinori Kojima, Shuichi Yamamoto +2 more | 1995-03-07 |
| 5391066 | Motor compressor with lubricant separation | Kiyoshi Sawai, Sadao Kawahara, Shotaro Ito, Yoshinori Kojima, Michio Yamamura +1 more | 1995-02-21 |
| 5217359 | Scroll compressor with regulated oil flow to the back pressure chamber | Sadao Kawahara, Michio Yamamura, Jiro Yuda, Yoshinori Kojima, Shuichi Yamamoto +2 more | 1993-06-08 |
| 5217360 | Scroll compressor with swirling impeller biased by cooled lubricant | Sadao Kawahara, Michio Yamamura, Jiro Yuda, Yoshinori Kojima, Shuichi Yamamoto +2 more | 1993-06-08 |
| 5213489 | Scroll compressor with axial vibration prevention for a shaft bearing | Sadao Kawahara, Michio Yamamura, Jiro Yuda, Yoshinori Kojima, Shuichi Yamamoto +2 more | 1993-05-25 |
| 5188521 | Scroll compressor with reduced vibration resulting from the Oldham's ring | Sadao Kawahara, Michio Yamamura, Jiro Yuda, Yoshinori Kojima, Shuichi Yamamoto +2 more | 1993-02-23 |